package net.xiduth.io.io.File;

/*
 * Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/* @test
 @bug 6192331 6348207
 @summary Check if File.exists()/length() works correctly on Windows
 special files hiberfil.sys and pagefile.sys
 */

import java.io.File;

public class WinSpecialFiles {
	public static void main(String[] args) throws Exception {
		String osName = System.getProperty("os.name");
		if (!osName.startsWith("Windows")) {
			return;
		}
		File root = new File("C:\\");
		File[] dir = root.listFiles();
		for (int i = 0; i < dir.length; i++) {
			if (!dir[i].exists()) {
				throw new Exception("exists() returns false for <"
						+ dir[i].getPath() + ">");
			}
			String name = dir[i].getPath().toLowerCase();
			if (name.indexOf("pagefile.sys") != -1
					|| name.indexOf("hiberfil.sys") != -1) {
				if (dir[i].length() == 0) {
					throw new Exception("Size of existing <" + dir[i].getPath()
							+ " is ZERO");
				}
			}
		}
	}
}
